Fedora "Netstat -rn" reports an extra entry "169.254.0.0 ...."

[Benno Goedhart]

Guolin Cheng wrote:
> Hi, all,
> 
>  
> 
>  I got an additional entry when I run “netstat –rn” on my fedora host, 
> an “169.254.0.0 …” entry appears without being invited. I know that 
> 169.254.0.0/16 is a private address block for some kind of special 
> purposes, and it appears in “ifup” script, But my question is: what does 
> this entry mean?  And How to get rid of it if it does nothing except 
> bring security holes? Since it is routable now through my hosts’ exneral 
> interface, ridicules..

It means you have an additional network card, without an active 
connection. The card tries to retrieve an IP address from a DHCP server 
which is supposedly not present. Then this address will be assigned to it.